CHM1291 Datasheet, PDF (4/6 Pages) United Monolithic Semiconductors – 25-32GHz Single Side Band Mixer

CHM1291
25-32GHz SSB Mixer
Typical On-wafer Measurements in Down-Conversion mode with
external IF quadrature combiner
Bias conditions: Tamb=+25°C, Vd=3.5V, Id=55mA
-6
-8
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
-30
-32
-34
21,5
Down-Conversion mode with external combiner
P LO=+5dBm F LO=12GHz
CL I Sup ( dB )
CL Q Sup ( dB )
F LO
CL I Inf ( dB )
CL Q Inf ( dB )
22,0
22,5
23,0
23,5
24,0
24,5
25,0
25,5
26,0
26,5
RF Frequency (GHz)
-6
-8
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
-30
-32
-34
25,5
Down-Conversion mode with external combiner
P LO=+5dBm F LO=14GHz
CL I Sup ( dB )
CL Q Sup ( dB )
F LO
CL I Inf ( dB )
CL Q Inf ( dB )
26,0
26,5
27,0
27,5
28,0
28,5
29,0
29,5
30,0
30,5
RF Frequency (GHz)
-6
-8
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
-30
-32
-34
29,5
Down-Conversion mode with external combiner
P LO=+5dBm F LO=16GHz
CL I Sup ( dB )
CL Q Sup ( dB )
F LO
CL I Inf ( dB )
CL Q Inf ( dB )
30,0
30,5
31,0
31,5
32,0
32,5
33,0
33,5
34,0
34,5
RF Frequency (GHz)
Down-Conversion mode with external combiner
P LO=+5dBm F IF=2,0GHz
-6
-10
-14
-18
-22
-26
-30
-34
CL I Sup ( dB )
CL I Inf ( dB )
-38
CL Q Sup ( dB )
CL Q Inf ( dB )
-42
P LO @ RF ( dBm )
P 2xLO ( dBm )
-46
-50
-54
12
12,5
13
13,5
14
14,5
15
15,5
16
LO Frequency (GHz)
Typical On-wafer Measurements in Down-Conversion mode without
external IF quadrature combiner
Bias conditions: Tamb=+25°C, Vd=3.5V, Id=55mA
Down-Conversion supradyne mode without external combiner
F LO=13GHz P LO=+5dBm F RF=26 to 33GHz
-10
-14
-18
-22
-26
-30
-34
CL I Sup ( dB )
CL Q Sup ( dB )
-38
P LO @ IF ( dBm )
P 2XLO @ IF ( dBm )
-42
-46
-50
-54
-58
0
1
2
3
4
5
6
7
IF Frequency (GHz)
Down-Conversion infradyne mode without external combiner
F LO=15GHz P LO=+5dBm F RF=23 to 29GHz
-10
-14
-18
-22
-26
-30
-34
-38
-42
CL I Inf ( dB )
CL Q Inf ( dB )
-46
P LO @ IF ( dBm )
P 2XLO @ IF ( dBm )
-50
-54
-58
0
1
2
3
4
5
6
7
IF Frequency (GHz)
Ref. : DSCHM12917166 - 15 Jun 07
4/6
Specifications subject to change without notice
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